Tarzan's Three Challenges is a 1963 British-American adventure film filmed in Metrocolor. The twenty-fifth film of the Tarzan film series that began with 1932's Tarzan the Ape Man, it is a follow-up to 1962's Tarzan Goes to India. The film was Jock Mahoney's second and final turn as the apeman, was produced by Sy Weintraub, written by Robert Day and Berne Giler, and directed by Robert Day. The film was released in June 1963, and was followed by Tarzan and the Valley of Gold in July 1966.